Clarify purpose and use cases of vf-badge

[nikiforosk]

• [ ] What is vf-badge meant to be used for?
• [ ] Where is it used at the moment?
• [ ] Can we make the Figma version more consistent with the html?

Review:

• [ ] https://github.com/visual-framework/vf-core/discussions/1519
• [x] https://github.com/visual-framework/vf-core/issues/1778

[sandykadam]

It is used on multiple places e.g

Covid19portal to show the version of sequences in listing:

Show badge on various different places:

EMBL Intranet